Home / 28,484.93-39,283.67-23,720.64

Finding the Fourth Proportional to 28,484.93, 39,283.67 and 23,720.64

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Solution

The fourth proportional to 28,484.93, 39,283.67 and 23,720.64 is: 32,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,484.93 : 39,283.67 = 23,720.64 : x
  2. Step 2: Convert to fraction form
    28,484.93/39,283.67 = 23,720.64/x
  3. Step 3: Cross multiply
    28,484.93x = 39,283.67 × 23,720.64
  4. Step 4: Simplify right side
    28,484.93x = 931,833,675.35
  5. Step 5: Solve for x
    x = 931,833,675.35/28,484.93
  6. Step 6: Final answer
    x = 32,713.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.